megasuperlexa

┌──count()─┐
│ 11849659 │
└──────────┘

megasuperlexa

using System.Buffers;
using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;

public class Program
{
    private static void Main(string[] args)
    {
        var summary = BenchmarkRunner.Run<PoolBench>();
    }

megasuperlexa

using System;

BadMethod(1,2);
BadMethod(2,1); // bang!

GoodMethod(2,1); // tadam

var uid = (UserId)1;
var accid = (AccountId)2;

megasuperlexa

using System;
using System.Collections.Concurrent;
using System.Diagnostics;

public static class Program
{
    public static Func<T, V> MemoizeExt<T, V>(this Func<T, V> f) => a =>
        new ConcurrentDictionary<T, V>().GetOrAdd(a, f);

    public static Func<T, V> Memoize<T, V>(Func<T, V> f) => a =>